:root {
  --primary-color: #409EFF;
  --text-color: #303133;
  --text-color-light: #606266;
  --background-color: #f5f7fa;
}

body {
  margin: 0;
  padding: 0;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  background-color: var(--background-color);
  color: var(--text-color);
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
}

.btn {
  display: inline-block;
  padding: 0.5rem 1rem;
  border-radius: 4px;
  background-color: var(--primary-color);
  color: white;
  text-decoration: none;
  transition: background-color 0.3s;
  border: none;
  cursor: pointer;
}

.btn:hover {
  background-color: #66b1ff;
}

.card {
  background: white;
  border-radius: 8px;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.1);
  padding: 1rem;
} 